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Overview of 95% 99% Alumina Crucible Boat Al2O3 Ceramic Boat
95% 99% Alumina Crucible Boat Al2O3 Ceramic Boat is precision-engineered vessels made from 99%+ pure aluminum oxide (Al₂O₃). Designed for high-temperature and corrosive environments, they are widely used in semiconductor processing, heat treatment, CVD/PVD applications, and laboratory experiments. Their superior thermal and chemical stability ensures reliable performance under extreme conditions.
Key Features of 95% 99% Alumina Crucible Boat Al2O3 Ceramic Boat
Extreme Temperature Resistance – Stable up to 1800°C with low thermal expansion.
Superior Chemical Resistance – Resists acids, alkalis, and aggressive gases.
High Mechanical Strength – Durable and resistant to thermal shock.
Precision Design – Smooth surfaces & uniform dimensions for consistent processing.
Customizable Shapes & Sizes – Available in standard and tailored configurations.

(95% 99% Alumina Crucible Boat Al2O3 Ceramic Boat)
Specifications of 95% 99% Alumina Crucible Boat Al2O3 Ceramic Boat
Alumina ceramic watercrafts offer heat tasks. They hold materials throughout heating processes. This occurs in labs and industry. The boats are available in two purity degrees. You locate 95% alumina and 99% alumina versions. Both types manage extreme warmth quite possibly. The 95% grade holds up against temperature levels approximately 1700 ° C. The 99% grade manages also greater. It rises to 1800 ° C. This makes them ideal for sintering, annealing, and calcination.
These ceramic watercrafts resist chemical attack. Acids and antacids don’t quickly harm them. This chemical stability is crucial. It stops contamination of your samples. The product is likewise very solid mechanically. It uses good resistance to use and abrasion. The boats will not quickly crack under thermal anxiety. They manage rapid heating and cooling down cycles. This residential property is thermal shock resistance.
Electrical insulation is another vital function. Alumina does not conduct electricity. This is essential in numerous furnace applications. The boats preserve their shape and honesty in time. They last a long period of time even with duplicated use. This longevity conserves money long term.
You get these watercrafts in lots of standard sizes. Typical forms are rectangle-shaped or boat-like. Measurements differ to fit various heater tubes and trays. Custom-made sizes are frequently possible also. The surface is usually smooth. This prevents material sticking after firing. The boats are dense and non-porous. This quits gases or liquids permeating into the ceramic.
These crucible boats operate in air or inert atmospheres. Common gases consist of nitrogen and argon. They are important tools. Industries like metallurgy, electronics, and research study depend on them. They hold powders, little parts, or chemicals firmly during high heat treatment. Their reliability makes them a fundamental selection for requiring thermal processes.

(95% 99% Alumina Crucible Boat Al2O3 Ceramic Boat)
Applications of 95% 99% Alumina Crucible Boat Al2O3 Ceramic Boat
These alumina ceramic boats are important devices for high-temperature job. They deal with severe warm quite possibly. You discover them in laboratories, manufacturing facilities, and study places. Their major job is holding products securely while you heat them.
The 95% and 99% alumina kinds supply different benefits. Both resist chemical attack magnificently. Acids and bases don’t harm them easily. This chemical stability is critical for many processes. You avoid contamination of your samples. The purity level matters. Greater pureness (99%) means far better efficiency in harder problems. It endures even higher temperatures. It stands up to wear better over time. It supplies superior electrical insulation. This is vital for electronic devices making.
Thermal shock resistance is an additional essential attribute. These boats manage quick temperature level changes well. Sudden home heating or air conditioning seldom causes cracks. This longevity saves cash. You change them less typically. Their smooth surface is essential also. Nothing sticks quickly. Cleaning is straightforward. This keeps your results consistent.
Take a look at common usages. Metal shops utilize them for melting and casting little sets. They hold molten steels firmly. Laboratories rely on them for example preparation. You heat chemicals, minerals, or powders without reaction concerns. The semiconductor industry requires them frequently. They transport silicon wafers during critical high-temperature actions. Slim film covering processes utilize them thoroughly. They provide a steady, inert system. Crystal development operations depend on their stability. They produce the best setting for regulated growth. Warmth therapy of small parts happens inside them. They protect the components throughout annealing or sintering.
Company Profile
Alumina Technology Co., Ltd,. We focus on the research and development, production and sales of alumina products, serving the electronics, ceramics, chemical and other industries. Since its establishment in 2005, the company has been committed to providing customers with the best products and services, and has become a leader in the industry through continuous technological innovation and strict quality management.
Our products includes but not limited to Alumina Boat, Alumina Crucible, Alumina Dish, Alumina Foam Filter, Alumina Plate, Alumina Rod, Alumina Bar, Alumina Balls, Filter Alumina, Nano Alumina Powder, Spherical Alumina Powder, ect. please feel free to contact us.(nanotrun@yahoo.com)

Payment Methods
T/T, Western Union, Paypal, Credit Card etc.
Shipment Methods
By air, by sea, by express, as customers request.
5 FAQs of 95% 99% Alumina Crucible Boat Al2O3 Ceramic Boat
Customers often ask about our alumina crucible boats. Here are answers to common questions.
What exactly is an alumina crucible boat?
It’s a container shaped like a boat made from aluminum oxide ceramic. This material withstands extreme heat. It holds samples during furnace processes.
How do 95% and 99% alumina versions differ?
The numbers show purity levels. 99% alumina has less impurities. It handles higher temperatures better. It resists chemicals more strongly. 95% alumina works well for routine tasks. It costs less.
Where are these ceramic boats typically used?
They appear in labs and factories. Common uses include melting metals, testing materials, and processing powders. They work in kilns and analytical instruments.
How should I handle these boats safely?
Treat them gently. Alumina ceramic is strong but can crack if dropped. Clean them with soft brushes or mild solvents. Avoid sudden temperature changes. Never heat a cold boat quickly.
What temperatures can they withstand?
The 95% type handles up to 1600°C. The 99% type manages up to 1800°C. Always confirm the exact limit with your specific model. Exceeding it risks damage.

(95% 99% Alumina Crucible Boat Al2O3 Ceramic Boat)
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